/*
 * Copyright 2017-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.cloud.gcp.data.spanner.test.domain;

import java.util.Objects;

import org.springframework.cloud.gcp.data.spanner.core.mapping.Column;
import org.springframework.cloud.gcp.data.spanner.core.mapping.PrimaryKey;

/**
 * A class containing the key components needed to identify a {@link Trade}. This is
 * intentionally not used in {@link Trade} but is used by its children to test that
 * embedded objects containing keys are resolved properly.
 *
 * @author Chengyuan Zhao
 */
public class TradeIdentifier {

	@Column(name = "id")
	@PrimaryKey
	String identifier;

	@PrimaryKey(keyOrder = 2)
	String trader_id;

	@Override
	public boolean equals(Object o) {
		if (this == o) {
			return true;
		}
		if (o == null || getClass() != o.getClass()) {
			return false;
		}
		TradeIdentifier that = (TradeIdentifier) o;
		return Objects.equals(this.identifier, that.identifier) &&
				Objects.equals(this.trader_id, that.trader_id);
	}

	@Override
	public int hashCode() {
		return Objects.hash(this.identifier, this.trader_id);
	}
}
